Apex Comments

The Apex comments are the statements that are not executed by the Apex compiler. The comments can be used to provide additional information about the variable, method, class or any other statement.

Types of Apex Comments

There are two types of comments in Apex.

1. Single Line Comment
2. Multi Line Comment

1. Apex Single Line Comment

The single line comment is used to comment one line at a time.

Syntax of single line comment:

// this is single line comment in code

Example of Single line comment:

Public class SingleLineCommentDemo {

Integer i = 100; // initialized i variable with 100 value

public void getValue() {

  System.debug(i);

} 

}

2. Java Multi Line Comment

The multi line comment is used to comment multiple lines of code in a single go.

Syntax:

/* 
This  
is  
multi line  
comments
in 
Apex 
*/  

Example of Multi line comment:

Public class MultiLineCommentDemo {

/*
initialized i variable with 100 value
as well as we are showing its value too using debug statement
 */

Integer i = 100; 
public void getValue() {
  System.debug(i);
} 
}